Playbooks

Shotgun Trey Y-Flex is a 3x1 look out of 11 personnel. The tight end (Y) is detached from the line and flexed into the trips side as the innermost receiver, the #3, with two wide receivers aligned outside him. A lone X receiver sits on the backside, and the running back is offset next to the quarterback. Standard Gun Trips sets keep the TE attached or put three WRs to one side. Trey Y-Flex instead puts your tight end in a two-way go off the ball, so the defense has to declare how it wants to handle the #3 before the snap. That makes it one of the most information-rich pre-snap looks in the Shotgun formation.
The personnel package is where the matchup advantages come from. Base defenses often answer 11 personnel with nickel. That leaves a linebacker or a safety responsible for a flexed TE who has a free release and space to work the seam, the dig, or the corner. On the backside, the single X receiver is isolated against a corner, often with no safety help, because the defense has to rotate toward trips. The 3DRB and SLWR tags show how this set is built. It gets its best value from a receiving back running Wheels, Angles, and Options, and from a quick slot winning underneath.
Conceptually, the set covers the full modern playbook. You get Flood and Levels variations for zone, Stick, Shock, and Whip concepts for man and matchup, and Mtn (Mountain) shots with choice routes. Several Empty calls motion the back out of the backfield to create 4x1 or 3x2 spreads. The run and RPO menu includes Inside Zone, Outside Zone, Read Option, and HB Draw variants, plus RPO Alert Out, RPO Alert Omaha, and RPO Zone Y Peek. That forces light boxes to respect the ground game. The Gadget tag reflects screen and misdirection calls like Fake Screen Wheel, HB Pump Draw, and PA Draw Choice, which punish aggressive run fits and overplayed flat defenders.
Before the snap, read the defender aligned over the flexed TE: a linebacker in man points to Shock H Option or Mtn Whip Y-Shake, while a safety rolled down with soft corners points to Flood Swap or Titans Flood Switch against Cover 3.
On 3rd and short to medium, call Stick, Empty Stick, or Stick Nod H-Angle and hot route the X to a slant. That gives you a quick man beater backside and a zone beater to the trips side, so you can throw against either look.
When the defense plays two high safeties with six in the box, stay in RPO Zone Y Peek or RPO Alert Omaha and take what the box count gives you. Once linebackers start triggering downhill, come back with PA Crossers or PA Draw Choice.
If you see blitz pressure off the backside edge, audible to HB Slip Screen, WR Screen, or RPO Zone Alert Screen, or put the RB on a block assignment. That keeps the 3DRB in protection on dropback calls like Dagger and Verticals.
In two-minute and red zone situations, use Levels Y Corner, Levels Out KO, and Fade Smash to attack the sideline and stop the clock, and save Fake Screen Wheel for when opponents start jumping the flat after seeing screens earlier in the game.



































